[INFO] cloning repository https://github.com/nehcuh/RustLearning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nehcuh/RustLearning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnehcuh%2FRustLearning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnehcuh%2FRustLearning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c04c8937883c43ed16078c1ad81114b98eb89fee
[INFO] checking nehcuh/RustLearning against master#eb10639928a2781cf0a12440007fbcc1e3a6888f for pr-127827-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnehcuh%2FRustLearning" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nehcuh/RustLearning on toolchain eb10639928a2781cf0a12440007fbcc1e3a6888f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nehcuh/RustLearning
[INFO] finished tweaking git repo https://github.com/nehcuh/RustLearning
[INFO] tweaked toml for git repo https://github.com/nehcuh/RustLearning written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nehcuh/RustLearning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]     Updating bytes v1.6.0 -> v1.6.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49fb86d06b200b1ed76a3952f16995524d5edb0e49bc4523b761c8c423123f10
[INFO] running `Command { std: "docker" "start" "-a" "49fb86d06b200b1ed76a3952f16995524d5edb0e49bc4523b761c8c423123f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49fb86d06b200b1ed76a3952f16995524d5edb0e49bc4523b761c8c423123f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49fb86d06b200b1ed76a3952f16995524d5edb0e49bc4523b761c8c423123f10", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "4f6e0705587d477fbfb11ed299ffa68172932f6ab7e140c3c71f4395cf2c9412", kill_on_drop: false }`
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[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.78
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[INFO] [stderr]    Compiling async-trait v0.1.80
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[INFO] [stderr]     Checking web-sys v0.3.55
[INFO] [stderr]    Compiling thumbor v0.1.0 (/opt/rustwide/workdir/thumbor)
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tower v0.4.13
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[INFO] [stderr]     Checking httpie v0.1.0 (/opt/rustwide/workdir/httpie)
[INFO] [stdout] warning: function `print_status` is never used
[INFO] [stdout]   --> httpie/src/main.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn print_status(resp: &Response) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_status` is never used
[INFO] [stdout]   --> httpie/src/main.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn print_status(resp: &Response) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_headers` is never used
[INFO] [stdout]   --> httpie/src/main.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn print_headers(resp: &Response) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_body` is never used
[INFO] [stdout]   --> httpie/src/main.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn print_body(m: Option<Mime>, body: &String) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_content_type` is never used
[INFO] [stdout]    --> httpie/src/main.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn get_content_type(resp: &Response) -> Option<Mime> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_resp` is never used
[INFO] [stdout]    --> httpie/src/main.rs:110:10
[INFO] [stdout]     |
[INFO] [stdout] 110 | async fn print_resp(resp: Response) -> Result<()> {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_headers` is never used
[INFO] [stdout]   --> httpie/src/main.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn print_headers(resp: &Response) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_body` is never used
[INFO] [stdout]   --> httpie/src/main.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn print_body(m: Option<Mime>, body: &String) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_content_type` is never used
[INFO] [stdout]    --> httpie/src/main.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn get_content_type(resp: &Response) -> Option<Mime> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_resp` is never used
[INFO] [stdout]    --> httpie/src/main.rs:110:10
[INFO] [stdout]     |
[INFO] [stdout] 110 | async fn print_resp(resp: Response) -> Result<()> {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.99s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.78
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "4f6e0705587d477fbfb11ed299ffa68172932f6ab7e140c3c71f4395cf2c9412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6e0705587d477fbfb11ed299ffa68172932f6ab7e140c3c71f4395cf2c9412", kill_on_drop: false }`
[INFO] [stdout] 4f6e0705587d477fbfb11ed299ffa68172932f6ab7e140c3c71f4395cf2c9412